#define _CRT_SECURE_NO_WARNINGS 1
#include<stdio.h>
int main()
{
	int k = 0, sum = 0, g = 0;
	char thisman = ' ';
	for (k = 0; k <= 3; k++)
	{
		thisman = 'A' + k;
		sum = (thisman != 'A') + (thisman == 'C') + (thisman == 'D') + (thisman != 'D');
		if (sum == 3)
		{
			printf("this man is %c\n", thisman);
			g = 1;
		}
	}
	if (g != 1)
	{
		printf("Can't found!\n");
	}
	return 0;
}